The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 06, 2021
Filed:
Feb. 15, 2019
Nokia Technologies Oy, Espoo, FI;
Tinghuai Wang, Tampere, FI;
Lingyu Zhu, Tampere, FI;
Nokia Technologies Oy, Espoo, FI;
Abstract
In an exemplary embodiment, the present invention is an apparatus which includes at least one processor, and at least one memory including computer program code. The at least one memory and the computer program code are configured, with the at least one processor, to cause the apparatus to perform obtaining an image for segmentation; forming a trimap of at least a portion of the image, the trimap comprising a three-region map having a definite foreground, a definite background, and an unknown region separating the foreground and the background, said unknown region initially having a preselected width; in a plurality of iterations, changing the width of the unknown region; for each of the plurality of iterations, determining a quality measure; and selecting the width for the unknown region having the best quality measure. The apparatus may also include at least one camera for obtaining the image for segmentation.